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org.htmlparser.scanners
Class ImageScanner  

java.lang.Object
  org.htmlparser.scanners.TagScanner
      org.htmlparser.scanners.ImageScanner

All Implemented Interfaces:

java.io.Serializable

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public class ImageScanner

extends TagScanner

Scans for the Image Tag. This is a subclass of TagScanner, and is called using a variant of the template method. If the evaluate() method returns true, that means the given string contains an image tag. Extraction is done by the scan method thereafter by the user of this class.

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Field Summary
static java.lang.String	IMAGE_SCANNER_ID
private  org.htmlparser.util.LinkProcessor	processor
private  java.util.Hashtable	table

 

Fields inherited from class org.htmlparser.scanners.TagScanner

feedback, filter

 

Constructor Summary

ImageScanner()           Overriding the default constructor

ImageScanner(java.lang.String filter, org.htmlparser.util.LinkProcessor processor)           Overriding the constructor to accept the filter

 

Method Summary
protected  org.htmlparser.tags.Tag	createTag(org.htmlparser.tags.data.TagData tagData, org.htmlparser.tags.Tag tag, java.lang.String url)           Override this method to create your own tag type
java.lang.String	extractImageLocn(org.htmlparser.tags.Tag tag, java.lang.String url)           Extract the location of the image, given the string to be parsed, and the url of the html page in which this tag exists.
java.lang.String[]	getID()

 

Methods inherited from class org.htmlparser.scanners.TagScanner

absorb, absorbLeadingBlanks, adjustScanners, createScannedNode, evaluate, extractXMLData, getFilter, getInsertedEndTag, getReplacedEndTag, insertEndTagBeforeNode, isXMLTagFound, removeChars, replaceFaultyTagWithEndTag, restoreScanners, scan, setFeedback

 

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Field Detail

IMAGE_SCANNER_ID

public static final java.lang.String IMAGE_SCANNER_ID

See Also:

Constant Field Values

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table

private java.util.Hashtable table

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processor

private org.htmlparser.util.LinkProcessor processor

Constructor Detail

ImageScanner

public ImageScanner()

Overriding the default constructor

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ImageScanner

public ImageScanner(java.lang.String filter,
                    org.htmlparser.util.LinkProcessor processor)

Overriding the constructor to accept the filter

Method Detail

extractImageLocn

public java.lang.String extractImageLocn(org.htmlparser.tags.Tag tag,
                                         java.lang.String url)
                                  throws org.htmlparser.util.ParserException

Extract the location of the image, given the string to be parsed, and the url of the html page in which this tag exists.

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getID

public java.lang.String[] getID()

Specified by:

getID in class TagScanner

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createTag

protected org.htmlparser.tags.Tag createTag(org.htmlparser.tags.data.TagData tagData,
                                            org.htmlparser.tags.Tag tag,
                                            java.lang.String url)
                                     throws org.htmlparser.util.ParserException

Description copied from class: TagScanner

Override this method to create your own tag type

Overrides:

createTag in class TagScanner

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